package rpc import ( "encoding/json" "reflect" "testing" "github.com/CityOfZion/neo-go/pkg/util" ) var testCases = []struct { input string result StackParam }{ { input: `{"type":"Integer","value":12345}`, result: StackParam{Type: Integer, Value: int64(12345)}, }, { input: `{"type":"Integer","value":"12345"}`, result: StackParam{Type: Integer, Value: int64(12345)}, }, { input: `{"type":"ByteArray","value":"010203"}`, result: StackParam{Type: ByteArray, Value: []byte{0x01, 0x02, 0x03}}, }, { input: `{"type":"String","value":"Some string"}`, result: StackParam{Type: String, Value: "Some string"}, }, { input: `{"type":"Array","value":[ {"type": "String", "value": "str 1"}, {"type": "Integer", "value": 2}]}`, result: StackParam{ Type: Array, Value: []StackParam{ {Type: String, Value: "str 1"}, {Type: Integer, Value: int64(2)}, }, }, }, } var errorCases = []string{ `{"type": "ByteArray","value":`, // incorrect JSON `{"type": "ByteArray","value":1}`, // incorrect Value `{"type": "ByteArray","value":"12zz"}`, // incorrect ByteArray value `{"type": "String","value":`, // incorrect JSON `{"type": "String","value":1}`, // incorrect Value `{"type": "Integer","value": "nn"}`, // incorrect Integer value `{"type": "Integer","value": []}`, // incorrect Integer value `{"type": "Array","value": 123}`, // incorrect Array value `{"type": "Hash160","value": "0bcd"}`, // incorrect Uint160 value `{"type": "Hash256","value": "0bcd"}`, // incorrect Uint256 value `{"type": "Stringg","value": ""}`, // incorrect type } func TestStackParam_UnmarshalJSON(t *testing.T) { var ( err error r, s StackParam ) for _, tc := range testCases { if err = json.Unmarshal([]byte(tc.input), &s); err != nil { t.Errorf("error while unmarhsalling: %v", err) } else if !reflect.DeepEqual(s, tc.result) { t.Errorf("got (%v), expected (%v)", s, tc.result) } } // Hash160 unmarshalling err = json.Unmarshal([]byte(`{"type": "Hash160","value": "0bcd2978634d961c24f5aea0802297ff128724d6"}`), &s) if err != nil { t.Errorf("error while unmarhsalling: %v", err) } h160, err := util.Uint160DecodeString("0bcd2978634d961c24f5aea0802297ff128724d6") if err != nil { t.Errorf("unmarshal error: %v", err) } if r = (StackParam{Type: Hash160, Value: h160}); !reflect.DeepEqual(s, r) { t.Errorf("got (%v), expected (%v)", s, r) } // Hash256 unmarshalling err = json.Unmarshal([]byte(`{"type": "Hash256","value": "f037308fa0ab18155bccfc08485468c112409ea5064595699e98c545f245f32d"}`), &s) if err != nil { t.Errorf("error while unmarhsalling: %v", err) } h256, err := util.Uint256DecodeString("f037308fa0ab18155bccfc08485468c112409ea5064595699e98c545f245f32d") if err != nil { t.Errorf("unmarshal error: %v", err) } if r = (StackParam{Type: Hash256, Value: h256}); !reflect.DeepEqual(s, r) { t.Errorf("got (%v), expected (%v)", s, r) } for _, input := range errorCases { if err = json.Unmarshal([]byte(input), &s); err == nil { t.Errorf("expected error, got (nil)") } } }